Zzz: The 26-year-old starlet's two-year-old toddler, whom she calls her 'everything,' was all tuckered out in his stroller

But
the Wings: Sky Force Heroes actress appeared to turn the other cheek
while placing her hand on the retired hockey player's shoulder for an
amicable hug.

'People are like, "What are they doing? Are they back together? Are they not?" Hilary told E! Online in May.

'We're really good friends and we have so much respect for each other and obviously Luca is our No. 1 priority.'

Puckered up: On Saturday, Duff's estranged husband Mike Comrie - whom she split with in January - attempted to kiss her goodbye at a birthday bash

Separated: But the Wings: Sky Force Heroes actress appeared to turn the other cheek while placing her hand on the retired hockey player's shoulder for an amicable hug

Hilary has said: 'People are like, "What are they doing? Are they back together? Are they not?" We're really good friends and we have so much respect for each other and obviously Luca is our No. 1 priority'

The Lizzie McGuire star must be thrilled to host the summer celebration for the 'lead single' from her long-awaited album.

Duff
has enlisted songwriter Savan Kotecha, producer Jerrod Bettis, and
British songwriter Ed Sheeran for her new 'earthy, indie-pop' sound.

The three-time Grammy nominee, 23, has also collaborated on songs with Taylor Swift and One Direction.

4 more days! She'll soon fly to Manhattan to debut her new song at hotspot Marquee

Nightclubbing: The Lizzie McGuire star must be thrilled to host the summer celebration for the 'lead single' from her long-awaited album

'[It's] not what her fans will expect': Duff has enlisted songwriter Savan Kotecha, producer Jerrod Bettis, and British songwriter Ed Sheeran (pictured) for her new 'earthy, indie-pop' sound

Seven-year itch: The sometime singer - whose last record was Dignity in 2007 - will drop her fifth studio album in the fall

On July 12, Hilary shot a bikini-clad music video with director Declan Whitebloom, who's helmed two videos for Swift.

The sometime singer - whose last record was Dignity in 2007 - will drop her fifth studio album in the fall.